234 NEW YORK STATE MUSEUM 



L7 A bluish g'ray, arenaceous limestone showing darker and 

 lighter laminae very plainly, specially in the upper portion. The 

 lower is exceedingly fossiliferous and there the following fossils 

 were found. Port Ewen i foot 



33 Coelospira concava Hall C 

 40 Dalmanella subcarinata Hall r 

 43 Eatonia singularis {Vanuxem) c 

 50 Lingula sp. R 



85 Spirifer murchisoni Castelnau c^ 

 88 Stropheodonta becki Hall r 

 109 Cypricardinia lamellosa Hall R 



L8 Concealed strata. Port Ewen to Lower Oriskany.. . 178 feet 



L9 Finely grained, gray, argillaceous limestone. There is an 

 alternation of more calcareous with more arenaceous beds. As fol- 

 lowed southwest on the strike, it led almost directly below the trilo- 

 bite bed. Chonostrophia jervisensis Schuchert is the 

 only fossil found here. Lower Oriskany 14 feet 



Lio Concealed strata. Lower Oriskany and Upper Oris- 

 kany 120 feet 



Li I Strata concealed except 3 feet from the top, a i foot outcrop 

 containing a band of black unfossiliferous chert, very similar to 

 K33. Upper Oriskany 10 feet 



Li 2 Strata concealed with the exception of the uppermost bed 

 which is exposed on the dip for 15 vertical feet. This contains many 

 specimens of Spirifer murchisoni Castelnau, D i a p h o - 

 rostoma ventricosum ( Conrad) and Tentaculites 

 'clongatus Hall. Upper Oriskany 14 feet 



Li 3 Strata concealed except the uppermost which is exposed on 

 the dip for about 40 vertical feet. Here were found one specimen 

 of Lingula perlata? Hall and very many of L e p t o - 

 coelia flabellites (Conrad) but no specimens of Tentacu- 

 lites were found. Upper Oriskany 17 feet 



L14 Strata concealed by the marsh. Upper Oriskany to 

 Esopus 70 feet 



Li 5 Esopus strata between the marsh and the Newburg turn- 

 pike 54o± feet 



^See note i, p.251. 



